#!/bin/bash
#                       /usr/local/bin/mp4togif
# https://crystalfaeries.net/posix/bin/mp4togif
# celeste@crystalfaeries.net MP4TOGIF 2020-09-13 05:13:24+00:00
# https://dwaves.de/2020/09/12/gnu-debian-linux-ffmpeg-avconv-how-to-screen-record-and-convert-mp4-to-gif/
# > mp4togif ScreenRec-2020-09-12_14.01.39.mp4
while [$# -ne 0]
do
	ffmpeg -i "${1}" -r 15 -vf "scale=512:-1,split[s0][s1];[s0]palettegen[p];[s1][p]paletteuse" "${1}".gif
	shift	# dispose of first argument, loop if another
done